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x86: Add macro that does not save rax, rcx, rdx on stack to disable IBRS
authorTim Chen <tim.c.chen@linux.intel.com>
Fri, 15 Dec 2017 12:25:03 +0000 (04:25 -0800)
committerKirtikar Kashyap <kirtikar.kashyap@oracle.com>
Fri, 12 Jan 2018 18:19:55 +0000 (10:19 -0800)
commit86eb701a9cc2a4b6e602d77b2b3f12a5e1e267f3
treef303da9a55ed472c9db39a9089ff2b509fa1d6fetree
parentaf6af4145a66e3fa30b26527a80ad813cad611b4commit | diff
x86: Add macro that does not save rax, rcx, rdx on stack to disable IBRS

Orabug: 27344012
CVE: CVE-2017-5715

Signed-off-by: Tim Chen <tim.c.chen@linux.intel.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Reviewed-by: John Haxby <john.haxby@oracle.com>
Signed-off-by: Kirtikar Kashyap <kirtikar.kashyap@oracle.com>
arch/x86/include/asm/spec_ctrl.h diff | blob | history
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